Finding the Fourth Proportional to 5,782,612,063.33, 7,977,067,629.54 and 3,776,621,412.62
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Solution
The fourth proportional to 5,782,612,063.33, 7,977,067,629.54 and 3,776,621,412.62 is: 5,209,819,384.34
Step by Step Solution
- Step 1: Write the proportion equation
5,782,612,063.33 : 7,977,067,629.54 = 3,776,621,412.62 : x - Step 2: Convert to fraction form
5,782,612,063.33/7,977,067,629.54 = 3,776,621,412.62/x - Step 3: Cross multiply
5,782,612,063.33x = 7,977,067,629.54 × 3,776,621,412.62 - Step 4: Simplify right side
5,782,612,063.33x = 30,126,364,419,638,628,352 - Step 5: Solve for x
x = 30,126,364,419,638,628,352/5,782,612,063.33 - Step 6: Final answer
x = 5,209,819,384.34
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.